Figure Number: 1311

131112" Diameter Body Roof Drain and Low Profile Dome with 4.00" Gravel Stop

This 12" (305) diam. roof drain is fitted with a flashing clamp that makes a watertight, puncture free bond with roofing materials. It is constructed of corrosion resistant, Duco coated cast iron and topped by a polyethylene dome and a 4"(100) stainless steel, perforated gravel guard that keeps the drainage system free of debris. This drain is engineered for a long service life and designed for installation in flat roofs requiring a medium size drain.

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Shows specifications for standard configuration. Configuration options may change specifications.
  • Variations
    Expansion Joint (Specify Fig. 1710), Extension -E - (Specify Height), Higher Gravel Stop -HGS (Specify Height), Y NO-HUB, L Speedi-Set® Service Weight - 02(50), 03(75), 04"(100) Sizes Only, LXH Speedi-Set® Extra Heavy., Sump Receiver -R, Underdeck Clamp -C, (2) 3/8” (10) Tappings -TAP
  • Optional Materials
    Aluminum Dome -AD, Cast Iron Dome -CID, Galvanized Cast Iron -G, Rough Bronze Dome -RBD
  • Product Type
    Roof Drain
Technical Drawings
DWG 1311 Roof DrainDWG 1311 Roof DrainDWG304 KB
Literature / Videos
MGI Corporate Brochure (pdf)Who we are, Our History, Morris Group International TodayPDF8 MB
MGI Brands Flyer (pdf)MGI Brands Flyer (pdf)PDF712 KB
Specifications for Roof DrainsSpecifications for Roof DrainsDOC230 KB
Technical Data for Roof DrainsTechnical Data for Roof DrainsPDF2 MB
Parts Order Guide for Roof DrainsParts Order Guide for Roof DrainsPDF5 MB
Order Guidelines for Roof DrainsOrder Guidelines for Roof DrainsPDF120 KB
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